| What is hydro energy?Fossil fuel reserves have | | | | introducing hydropower as a source of electricity. |
| become seriously depleted but conversely our | | | | Previously water turbines had only been used for |
| energy use is increasing year on year, our fossil | | | | pumping and irrigation but that has changed |
| fuel use is now far from being sustainable. Fossil | | | | significantly now. While some countries have yet |
| fuels are also responsible for global warming | | | | to hydro power stations that are efficient and |
| because of the carbon dioxide that is produced | | | | make any significant difference to their energy |
| with the use of coal power stations and other | | | | usage, New Zealand among other countries |
| fossil fuel power stations. In order to stop a | | | | produce over 70% of its energy from hydro |
| further decline in the environment and to replace | | | | power stations.Dams.Dams are built in order to |
| non-renewable energy many different alternative | | | | create a man made waterfall; as the water falls it |
| power sources are being researched and | | | | rotates a turbine thus converting the kinetic |
| implemented. One such renewable energy source | | | | energy into a usable mechanical energy. This is |
| is hydro energy and involves using water to turn | | | | then turned into electrical energy through the use |
| turbines, which in turn generates electricity | | | | of a generator. The amount of electricity is |
| creating hydro energy. The theory is very similar | | | | determined by how far the water falls and the |
| to that of wind energy but instead of the wind | | | | average water flow; some dams provide enough |
| turning the sails we use flowing water.A brief | | | | power for up to 10,000 people so it really is an |
| history of hydropower.The first ever water | | | | effective form of creating energy for our homes. |
| power station was in Godalming, England in 1881 | | | | |